ISRO Technician-B Fitter Question Paper - 2017 (Set - 1) with Answer Key

ISRO Technician-B Fitter Question Paper - 2017 (Set - 1) with Answer Key

36) For the same cutting speed, larger diameter drill will have _____ rpm compared to smaller diameter drills

Answer is:

Lesser

37) Which of the following is used for cutting keyways and grooves?

Answer is:

Cross-cut chisel

Which of the following is used for cutting keyways and grooves?

38) In a vernier caliper 50 divisions of the vernier scale occupy 49 divisions on the main scale. The main scale reading is 40 mm and 20th vernier scale division coincides with the main scale. What is the reading?

Answer is:

40.4 mm

In a vernier caliper 50 divisions of the vernier scale occupy 49 divisions on the main scale. The main scale reading is 40 mm and 20th vernier scale division coincides with the main scale. What is the reading?

39) A right angle is

Answer is:

5400 minutes

40) In an internal screw thread, the minor diameter is the

Answer is:

Diameter of the hole drilled for forming the hole

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